Dr. George Walker has been practicing or teaching surgery since 1889. He has been associate professor of surgery at Johns Hopkins University Medical School since 1905. And, although primarily a specialist on ailments of the genitourinary tract, he has been studying the effects of cancer on his menagerie of 4,000 rats. So it was with considerable trustfulness that colleagues last week heard him explain a theory of treating cancer with heat.
Cancer cells perish at a temperature very close to 111½ degrees Fahrenheit. If the patient could be heated to that temperature and kept...